4G DTU development kit designed for industrial applications, allowing for direct integration or secondary development.
Based on SIM7600G-H communication module, it supports global coverage of 4G/3G/2G network.
Supports GPS, Beidou, Glonass, GALILEO, QZSS and LBS base station-based positioning.
USB to 4G communication or UART/RS232/RS485 to 4G communication.
7 ~ 36V range power supply, ideal for industrial applications
Built-in STM8 MCU for hardware watchdog, enabling automatic restart.
Multiple protection circuits, such as ESD protection, surge protection, stable and safe communication performance
Baudrate: (115200bps by default)
Support AT commands (based on 3GPP TS 27.007, 27.005 and V.25TER command set)
Aluminum case, oxidized matte polished surface, CNC machined, robust and elegant

Frequency band
4G LTE-FDD: B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28, B66
LTE-TDD: B34, B38, B39, B40, B41
3G UMTS/HSDPA/HSPA+: B1, B2, B4, B5, B6, B8, B19
2G GSM/GPRS/EDGE: 850, 900, 1800, 1900 MHz
GNSS GPS, Beidou, GLONASS, GALILEO, QZSS
Applicable regions Global support
Data rate
4G (LTE Cat-4) 150 Mbps (download) / 50 Mbps (upload)
3G (HSPA+) 42 Mbps (download) / 5.76 Mbps (upload)
2G (EDGE) 236.8Kbps(DL) / 236.8Kbps(UL)
2G (GPRS) 85.6Kbps(DL) / 85.6Kbps(UL)
Software features
Communication protocol TCP, IP, IPV4, IPV6, Multi-PDP, FTP, FTPS, HTTP, HTTPS, DNS
(Controlled by AT commands, with Open Linux SDK module for secondary development)
Operating system support Windows/Linux, etc.
Hardware Description
RS232 Serial Port:
Connector: DB9 Female
Protection: TVS Protection, Surge Protection, ESD Protection
RS485:
Connector: Screw Terminals (A, B)
Protection: 600W Lightning, Surge Protection and 15KV ESD Protection (Reserved 120R Equalizing Resistor Solder Pads)
TTL(UART):
Operating Voltage: 3.3V or 5V
Connector: Screw Terminals (TXD, RXD, GND)
Serial Port Baud Rate: 300bps ~ 921600bps, 115200bps supported by default
USB Port Operating Voltage: 5V
Connector: Micro USB
Protection: ESD Protection Diode
Use: Parameter Configuration, Dial-up Connection, Firmware Upgrade
Power Input Connector: 7~36V Screw Terminals or DC 12V Jack
Protection: Schottky diode protection, reverse connection protection
Hardware protection: embedded MCU, hardware watchdog to prevent system crash, industrial grade aluminum alloy housing
Operating voltage: 7...36V DC
Operating current at idle: 10...30mA /12V
Transmission: 80...450mA /12V (depending on network status)
Indicator: PWR (power supply), RXD/TXD (UART RX/TX), NET (network), LINK (user-defined)
Button: reset button
SIM card: standard SIM card (1.8V / 3V)
Antenna connector: MAIN LTE, AUX LTE, GNSS
Operating temperature: -40...80°C